64911700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 164489472

約数和(自身を除く): 99577772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1316, 1645, 1973, 2350, 3290, 3946, 4700, 6580, 7892, 8225, 9865, 13811, 16450, 19730, 27622, 32900, 39460, 49325, 55244, 69055, 92731, 98650, 138110, 185462, 197300, 276220, 345275, 370924, 463655, 649117, 690550, 927310, 1298234, 1381100, 1854620, 2318275, 2596468, 3245585, 4636550, 6491170, 9273100, 12982340, 16227925, 32455850, 64911700]

約数ペア:

[(1, 64911700), (2, 32455850), (4, 16227925), (5, 12982340), (7, 9273100), (10, 6491170), (14, 4636550), (20, 3245585), (25, 2596468), (28, 2318275), (35, 1854620), (47, 1381100), (50, 1298234), (70, 927310), (94, 690550), (100, 649117), (140, 463655), (175, 370924), (188, 345275), (235, 276220), (329, 197300), (350, 185462), (470, 138110), (658, 98650), (700, 92731), (940, 69055), (1175, 55244), (1316, 49325), (1645, 39460), (1973, 32900), (2350, 27622), (3290, 19730), (3946, 16450), (4700, 13811), (6580, 9865), (7892, 8225)]